public class BookTest {
    public static void main(String[] args){

        Book book = new Book();

        String info = book.getBookInfo();//获取图书信息

//        System.out.println(info);

        String bookNameSetBefore = book.getBookName();
        System.out.println("----·--··-----·----·-----··----");
//        System.out.println(bookNameSetBefore);

        book.setBookName("超级飞侠");

        String bookNameSetAfter = book.getBookName();
        System.out.println(bookNameSetAfter);
        System.out.println("---··--·----·------··------··---");
        book.setPrice(9.9);
        book.setAuthor("我");
        book.setPublisher("飞侠");


        System.out.println(book.getBookInfo());

    }
}
